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Impax Asset Management Group plc: TSM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Impax Asset Management Group plc on TSM, newest first. How the timeline and the estimate are built.

Impax Asset Management Group plc held 28,200 TSM shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 28,200 shares
    Change vs previous 13F -40,546 shares

    0.09% of the 13F portfolio, value $13,467,401.

    13F-HR 0001749768-26-000004 filed by Impax Asset Management Group plc
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 68,746 shares
    Change vs previous 13F -27,022 shares

    0.16% of the 13F portfolio, value $23,232,650.

    13F-HR 0001749768-26-000002 filed by Impax Asset Management Group plc
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 95,768 shares
    Change vs previous 13F +32,354 shares

    0.18% of the 13F portfolio, value $29,102,912.

    13F-HR 0001749768-26-000001 filed by Impax Asset Management Group plc
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 63,414 shares
    Change vs previous 13F +33,124 shares

    0.1% of the 13F portfolio, value $17,711,009.

    13F-HR 0001749768-25-000052 filed by Impax Asset Management Group plc
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 30,290 shares
    Change vs previous 13F -668 shares

    0.04% of the 13F portfolio, value $6,860,382.

    13F-HR 0001749768-25-000049 filed by Impax Asset Management Group plc
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 30,958 shares
    Change vs previous 13F +6,613 shares

    0.03% of the 13F portfolio, value $5,139,028.

    13F-HR 0001749768-25-000042 filed by Impax Asset Management Group plc
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 24,345 shares
    Change vs previous 13F -2,073 shares

    0.02% of the 13F portfolio, value $4,807,894.

    13F-HR 0001749768-25-000039 filed by Impax Asset Management Group plc
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F/A 26,418 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $4,588,014.

    13F-HR/A 0001749768-24-000024 filed by Impax Asset Management Group plc
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).